Apple Mac Pro (Early 2009) - Manual (Page 52)

52 Chapter 3 Making a Good Thing Better
Installing Memory in an 8-Core Mac Pro
The 8-core Mac Pro has eight memory slots, and, in most configurations, comes with at
least six 1 GB DIMMs installed. You can install 1 GB, 2 GB, or 4 GB DIMMs, for a total of
up to 32 GB of memory.
It’s important that DIMMs installed in your Mac Pro are of equal specification. Use the
instructions that follow to install DIMMs in an 8-core Mac Pro.
To install memory in an 8-core Mac Pro:
1 Shut down your Mac Pro, open it, and remove the side panel, following the instructions
on page 37.
WARNING: Let your Mac Pro cool down for 5 to 10 minutes before you remove the
processor tray or touch the internal components. The processor tray and components
may be very hot.